[INFO] cloning repository https://github.com/nparthas/project_euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nparthas/project_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebce9a505f05f745f29a8e2d979ad45d02b27033
[INFO] testing nparthas/project_euler against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nparthas/project_euler on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nparthas/project_euler
[INFO] finished tweaking git repo https://github.com/nparthas/project_euler
[INFO] tweaked toml for git repo https://github.com/nparthas/project_euler written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/nparthas/project_euler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3f13e0f1a4c4ad870897f285c33cb974c12ba7a2db3a2bbe4d2a5becaeeb940
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f3f13e0f1a4c4ad870897f285c33cb974c12ba7a2db3a2bbe4d2a5becaeeb940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3f13e0f1a4c4ad870897f285c33cb974c12ba7a2db3a2bbe4d2a5becaeeb940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3f13e0f1a4c4ad870897f285c33cb974c12ba7a2db3a2bbe4d2a5becaeeb940", kill_on_drop: false }`
[INFO] [stdout] f3f13e0f1a4c4ad870897f285c33cb974c12ba7a2db3a2bbe4d2a5becaeeb940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9df7a1c332d8fb3efeb24546efaea103c11b05ce1f01f00e1710a40ed6ba92d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9df7a1c332d8fb3efeb24546efaea103c11b05ce1f01f00e1710a40ed6ba92d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/q1_50/q19.rs:22:40
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year };
[INFO] [stdout]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn run_and_print(function: &Fn() -> i64) -> () {
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i64`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/q1_50/q22.rs:15:70
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Err(why) => panic!("Could not open {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "9df7a1c332d8fb3efeb24546efaea103c11b05ce1f01f00e1710a40ed6ba92d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df7a1c332d8fb3efeb24546efaea103c11b05ce1f01f00e1710a40ed6ba92d9", kill_on_drop: false }`
[INFO] [stdout] 9df7a1c332d8fb3efeb24546efaea103c11b05ce1f01f00e1710a40ed6ba92d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8c9a6c30a4946bc883e6cc3a151e2dec5eb8f45d3c2bf7eecf5c279eed9a9c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a8c9a6c30a4946bc883e6cc3a151e2dec5eb8f45d3c2bf7eecf5c279eed9a9c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/q1_50/q19.rs:22:40
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year };
[INFO] [stdout]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn run_and_print(function: &Fn() -> i64) -> () {
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i64`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/q1_50/q22.rs:15:70
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Err(why) => panic!("Could not open {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "a8c9a6c30a4946bc883e6cc3a151e2dec5eb8f45d3c2bf7eecf5c279eed9a9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c9a6c30a4946bc883e6cc3a151e2dec5eb8f45d3c2bf7eecf5c279eed9a9c7", kill_on_drop: false }`
[INFO] [stdout] a8c9a6c30a4946bc883e6cc3a151e2dec5eb8f45d3c2bf7eecf5c279eed9a9c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 813c91db0c5cad5e798d3345733ba89e47291f7747ad868397bbd7cf1bde14a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "813c91db0c5cad5e798d3345733ba89e47291f7747ad868397bbd7cf1bde14a6", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/q1_50/q19.rs:22:40
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year };
[INFO] [stderr]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn run_and_print(function: &Fn() -> i64) -> () {
[INFO] [stderr]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/q1_50/q22.rs:15:70
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Err(why) => panic!("Could not open {}: {}", display, why.description()),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler-de58cdd478cda342
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test q1_50::q27::tests::count_consecutive_should_match_examples ... ok
[INFO] [stdout] test q1_50::q27::tests::shoud_not_be_prime ... ok
[INFO] [stdout] test q1_50::q27::tests::prime_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "813c91db0c5cad5e798d3345733ba89e47291f7747ad868397bbd7cf1bde14a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813c91db0c5cad5e798d3345733ba89e47291f7747ad868397bbd7cf1bde14a6", kill_on_drop: false }`
[INFO] [stdout] 813c91db0c5cad5e798d3345733ba89e47291f7747ad868397bbd7cf1bde14a6